Toning and dyeing can change the appearance of the paper, leaving a deep impression on people's vision, which directly affects the sales of products and customer orders. Using continuous color matching technology, no matter what color paper and cardboard customers need, you will do it in a short time. If you produce white paper and cardboard, it will make your paper look whiter and brighter; if you produce colored paper and cardboard, it can simplify the coloring operation and a large number of transitional colored paper while improving quality. And in a short period of time to produce colored paper or cardboard to satisfy customers.
1. The advantages of continuous dye addition
(1) Short toning time. It usually takes about half an hour. Faster speed means shorter time. There are few transitional colored papers, and it is easy to reach the standard of the target paper pattern.
(2) The hue can be switched quickly during normal production, and the production variety can be easily changed. It does not need to rinse the pulp tank, and it usually takes only ten minutes to complete.
(3) The paper's hue has quality control methods and methods, and is not affected by night and light.
2. Disadvantages of adding dye intermittently (that is, in the pulp tank)
(1). The color-adjusting process takes a long time, there are many transitional colored papers, and it is not easy to be consistent with the target paper pattern.
(2) It is slow to change production varieties, and sometimes it is necessary to stop production to flush the pulp pond.
(3) The lack of quality detection methods and methods for the color and hue of paper and cardboard, which is greatly affected by light, cannot be managed and controlled with scientific data.
3. The advantages of using new dyes
(1) Bright colors of finished paper
(2). It has high light fastness (ultraviolet) fastness, and it is not easy to fade after long-term storage.
(3) It can be mixed with water in any proportion, the diffusion speed is fast, and no precipitation will occur.
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